diff --git a/cmd/routed/server.go b/cmd/routed/server.go
index ef46c87..5dfd838 100644
--- a/cmd/routed/server.go
+++ b/cmd/routed/server.go
@@ -26,7 +26,7 @@ const (
 	RPCPort uint16 = 39453
 )
 
-// Server is the main server type
+// Server is the main server type.
 type Server struct {
 	cfg *Config
 	db  database.Storage
@@ -53,6 +53,7 @@ type Config struct {
 	CertKey      *[32]byte
 }
 
+// listenTCP configures a listener for TCP+TLS agent connections.
 func (s *Server) listenTCP(ctx context.Context, addr string, tcfg *tls.Config) {
 	l, err := tls.Listen("tcp", addr, tcfg)
 	if err != nil {
@@ -77,6 +78,7 @@ func (s *Server) listenTCP(ctx context.Context, addr string, tcfg *tls.Config) {
 	}
 }
 
+// listenKCP configures a listener for KCP+TLS agent connections.
 func (s *Server) listenKCP(ctx context.Context, addr string, tcfg *tls.Config) {
 	l, err := kcp.Listen(addr)
 	if err != nil {
@@ -170,6 +172,7 @@ func (s *Server) Director(r *http.Request) {
 	r.Header.Del("X-Client-Ip")
 }
 
+// ServeHTTP proxies traffic to a remote backend based on the request meta-information.
 func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	if r.Header.Get("X-Tor2web") != "" {
 		http.Error(w, "tor2web proxy use is not allowed", 400)